<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card class="box-card">
      <!-- 搜索框 -->
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              @click="getGoodsList"
              slot="append"
              icon="el-icon-search"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button
            type="primary"
            @click="goAddpage"
          >添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区 -->
      <el-table
        :data="goodslist"
        border
        stripe
      >
        <el-table-column
          label="#"
          type="index"
        ></el-table-column>
        <el-table-column
          label="商品名称"
          prop="goods_name"
        ></el-table-column>
        <el-table-column
          label="商品价格(元)"
          prop="goods_price"
          width="95px"
        ></el-table-column>
        <el-table-column
          label="重量"
          prop="goods_weight"
          width="70px"
        ></el-table-column>
        <el-table-column
          label="创建时间"
          prop="add_time"
          width="140px"
        >
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column
          label="操作"
          width="130px"
        >
          <template slot-scope="scope">
            <!-- 修改 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.goods_id)"
            ></el-button>
            <!-- 删除按钮 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background=""
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      //商品列表
      goodslist: [],
      total: 0,
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    //根据分页获取内容
    async getGoodsList() {
      const { data: res } = await this.$http.get("goods", {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200)
        return this.$message.error("获取商品列表失败");
      // this.$message.success('获取商品列表成功');
      // console.log(res.data);
      this.goodslist = res.data.goods;
      this.total = res.data.total;
    },
    //页面变化
    //页面大小变化
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getGoodsList();
    },
    //页面选中变化
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage;
      this.getGoodsList();
    },
    //删除商品函数
    removeById(id) {
      this.$confirm("此操作将永久删除该商品, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(async () => {
          const { data: res } = await this.$http.delete(`goods/${id}`);
          if (res.meta.status !== 200) this.$message.error("删除商品失败");
          this.getGoodsList();
          this.$message({
            type: "success",
            message: "删除成功!",
          });
        })
        .catch(() => {
          this.$message({
            type: "info",
            message: "已取消删除",
          });
        });
    },
    goAddpage() {
      const path = '/goods/add';
      this.$router.push(path);
    }
  },
};
</script>

<style lang="stylus" scoped>
.el-breadcrumb {
  margin-bottom: 15px;
  font-size: 12px;
}

.el-card {
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.15);

  .el-table {
    margin-top: 15px;
    font-size: 12px;
  }
}

.el-pagination {
  margin-top: 15px;
}
</style>